<script type="text/javascript">
    $(window).load(function(){
        var  loading =   $(".loading");
        $(loading).addClass("loader-chanage");
        $(loading).fadeOut(300)
    })
</script>
<!--loading页开始-->
<div class="loading">
    <div class="loader">
        <div class="loader-inner pacman">
            <div></div>
            <div></div>
            <div></div>
            <div></div>
            <div></div>
        </div>
    </div>
</div>